* {
    margin: 0;
    padding: 0;
    box-sizing: border-box;
}

body {
    font-family: 'Arial', sans-serif;
    background: linear-gradient(135deg, #667eea 0%, #764ba2 100%);
    min-height: 100vh;
    display: flex;
    justify-content: center;
    align-items: center;
}

.game-container {
    background: rgba(255, 255, 255, 0.1);
    border-radius: 15px;
    padding: 20px;
    box-shadow: 0 8px 32px rgba(0, 0, 0, 0.3);
    backdrop-filter: blur(10px);
    border: 1px solid rgba(255, 255, 255, 0.2);
}

.game-header {
    display: flex;
    justify-content: space-between;
    align-items: center;
    margin-bottom: 15px;
    color: white;
}

.game-header h1 {
    font-size: 24px;
    text-shadow: 2px 2px 4px rgba(0, 0, 0, 0.5);
}

.score {
    font-size: 18px;
    font-weight: bold;
    background: rgba(0, 0, 0, 0.3);
    padding: 8px 15px;
    border-radius: 20px;
}

#gameCanvas {
    border: 3px solid #fff;
    border-radius: 10px;
    background: linear-gradient(to bottom, #87CEEB 0%, #98FB98 100%);
    display: block;
    margin: 0 auto;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.3);
}

.controls {
    margin-top: 15px;
    text-align: center;
    color: white;
}

.controls p {
    margin-bottom: 10px;
    font-size: 14px;
    opacity: 0.9;
}

#gameStatus {
    font-size: 16px;
    font-weight: bold;
    margin: 10px 0;
    padding: 8px 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
}

.game-options {
    margin: 15px 0;
    text-align: center;
    display: flex;
    flex-direction: column;
    gap: 10px;
    align-items: center;
}

.option-label {
    display: inline-flex;
    align-items: center;
    color: white;
    font-size: 14px;
    font-weight: bold;
    cursor: pointer;
    padding: 8px 15px;
    background: rgba(255, 255, 255, 0.1);
    border-radius: 20px;
    border: 1px solid rgba(255, 255, 255, 0.3);
    transition: all 0.3s ease;
}

.option-label:hover {
    background: rgba(255, 255, 255, 0.2);
    transform: translateY(-1px);
}

.option-label input[type="checkbox"] {
    margin-right: 8px;
    width: 16px;
    height: 16px;
    accent-color: #ff6b6b;
    cursor: pointer;
}

.controls button {
    background: linear-gradient(45deg, #ff6b6b, #ee5a24);
    color: white;
    border: none;
    padding: 10px 20px;
    margin: 0 5px;
    border-radius: 25px;
    cursor: pointer;
    font-size: 14px;
    font-weight: bold;
    transition: all 0.3s ease;
    box-shadow: 0 4px 15px rgba(0, 0, 0, 0.2);
}

.controls button:hover {
    transform: translateY(-2px);
    box-shadow: 0 6px 20px rgba(0, 0, 0, 0.3);
}

.controls button:active {
    transform: translateY(0);
}

.controls button:disabled {
    background: #666;
    cursor: not-allowed;
    transform: none;
}